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Sirio CX 4-68 4 Meter Antenna
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- Sirio Antennas Sirio CX 4-68 4 Meter Antenna
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Product Information
- Overview
Quality 3/4 wave coaxial J-pole type 4 Metre, Amateur Band, base antenna, designed to work between 68 and 73 Mhz. The 4 metre (70Mhz) Amateur band is much more active now, and this antenna will give great performance too.
Features:
Features:
- 4 Metre Base station vertical co-linear antenna
- Low-gain, Omnidirectional
- Protection from static discharges DC-Ground
- Made of aluminium alloy 6063 T-832
- Type: 3/4 wave coaxial J-pole
- Frequency range: tunable 68...73 Mhz
- Full coverage of 4 metre Amateur Band
- Impedance: 50 Ohms
- Radiation (H-plane): 360° omnidirectional
- Radiation (E-plane): beamwidth @ -3 dB = 60°
- Radiation angle: 3°
- Polarization: linear vertical
- Gain: 2dBd - 4.15 dBi
- Bandwidth @ SWR 1:1.5: 1.7 MHz @ 68 Mhz
- SWR. @ res. freq.1:1.2
- Max. Power (CW) @ 30°C: 500 Watts
- Grounding protection: All metal parts are DC-grounded, the inner conductor shows a DC short
- Connector: UHF-female
- Materials: Aluminium, Brass, Stainless Steel, Nylon
- Wind load / resistance: 97 N @ 150 Km/h / 150 Km/h
- Wind surface: 0.08 m²
- Height (approx.): from 2700 to 3360 mm
- Weight (approx.): 1900 gr
- Mounting mast: Ø 35-42 mm
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- Sirio Antennas£59.95(Inc VAT at 20%)